CN206897752U - A kind of apparatus for coating for preventing pole piece drum side - Google Patents
A kind of apparatus for coating for preventing pole piece drum side Download PDFInfo
- Publication number
- CN206897752U CN206897752U CN201720860834.9U CN201720860834U CN206897752U CN 206897752 U CN206897752 U CN 206897752U CN 201720860834 U CN201720860834 U CN 201720860834U CN 206897752 U CN206897752 U CN 206897752U
- Authority
- CN
- China
- Prior art keywords
- pole piece
- air gun
- coating
- cross bar
- hollow cross
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Abstract
It the utility model is related to a kind of apparatus for coating for preventing pole piece drum side, it is characterized in that, including coater head, some air guns, some tracheas, hollow cross bar equipped with compressed gas, deflector roll, support frame and back flow roll, air gun is disposed side by side on pole piece top along pole piece width, each air gun is placed in the applying area of pole piece with Kong Bo areas intersection and close to the position of applying area, each air gun is provided with gas hole, gas hole is in 120 °~150 ° with Kong Bo areas, hollow cross bar is provided with pressure gauge and air inlet pipe, air inlet pipe is provided with pressure-reducing valve, air gun is connected by trachea with hollow cross bar, hollow cross bar is connected with support frame, support frame is fixed on the both sides of back flow roll and deflector roll, back flow roll is placed in the rear end of coater head, deflector roll is placed in the back upper place of back flow roll.The utility model is by controlling blowing direction and blow gas pressure to ensure that air gun will be coated with the thicker slurry of area edge and blow to Kong Bo areas, so that whole applying area consistency of thickness, prevents pole piece from rousing side.
Description
Technical field
The utility model category electrokinetic cell equipment technology field, more particularly to a kind of apparatus for coating for preventing pole piece drum side.
Background technology
Lithium ion battery is because with high-energy-density, small volume, service life length, the advantages that self discharge is small, is wide
It is general be applied to national defence, industry, civil area many mobile devices on.Recently as manufacturing development, lithium ion production
Process also gradually pipelining automation, wherein lithium battery pole piece coating mostly use extrusion coater head, and this apply is laid
Standby coating efficiency is high, but the slurry thickness of the applying area of pole piece and the coating of Kong Bo areas intersection is far longer than coating intermediate region
Thickness, slurry shrinks generation drum side in the drying process, in pole piece wrapup procedure easily broken belt, scrap pole piece, wasting pole
It is also serious to reduce pole coating production efficiency and pole piece quality while piece and foil.
The U of Chinese patent CN 204933904 disclose one kind prevent lithium battery coating pole piece drum side device, it include baffle plate,
Transfer roller, jockey pulley and carrying roller, the carrying roller were arranged above roller, and the both sides for crossing roller are provided with transfer roller, and transfer roller is with crossing roller
Connection, transfer roller both sides are respectively arranged with connection sheet, and connection sheet is fastened on carrying roller, and transfer roller and pole piece part are inconsistent, and transfer roller can
With the part skiving blocked up to pole piece edge, pole piece is avoided to rouse side at tail winding after drying, but transfer roller can only be to very little
Slurry in width range carries out skiving, not can solve bulging side problem.
The U of Chinese patent CN 205146588 disclose a kind of extrusion coating machine extrusion die and die head pad, by
The outer end edges of the discharging opening of die head pad set chamfering, improve pulp flow situation inside extrusion die and eliminate slurry
Dead band, improve discharging opening edge-coating effect and avoid pole piece drum side phenomenon, ensure that the uniformity of pole piece weight, improve
Production efficiency, it unfortunately still can't resolve pole piece drum side phenomenon.
The U of Chinese patent CN 202270623 disclose a kind of sizing agent coating trough for lithium ion battery, by setting baffle plate,
When ensureing to carry out slurry coating will not material leakage, while can prevent that drum side phenomenon, but actual effect occurs in pole piece edge during coating
It is unsatisfactory.
Utility model content
In order to solve the problems, such as that pole piece rouses side, the utility model proposes a kind of apparatus for coating for preventing pole piece drum side.
The utility model is to realize that above-mentioned target adopts the technical scheme that：
A kind of apparatus for coating for preventing pole piece drum side, it is characterised in that if including coater head, some air guns, stem grafting gas
Pipe, hollow cross bar, deflector roll, support frame and back flow roll equipped with compressed gas, the air gun are disposed side by side on along pole piece width
Pole piece top, each air gun is placed in the applying area of pole piece with Kong Bo areas intersection and close to the position of applying area, described every
Individual air gun is provided with gas hole, and the gas hole is in 120 °~150 ° with Kong Bo areas, the hollow cross bar be provided with pressure gauge and
Air inlet pipe, the air inlet pipe are provided with pressure-reducing valve, and the air gun is connected by trachea with hollow cross bar, the hollow cross bar with
Support frame connects, and support frame as described above is fixed on the both sides of back flow roll and deflector roll, and the back flow roll is placed in the rear end of coater head, described to lead
Roller is placed in the back upper place of back flow roll.
The quantity of the air gun is 2,4 or 6.
The quantity of the trachea is consistent with the quantity of air gun.
Air blowing hole number on each air gun is 2~5.
A diameter of 1~Φ of Φ 4mm of the gas hole.
The trachea material is stainless steel or aluminium alloy.
Utility model works mode：When foil passes through between coater head and back flow roll, slurry is coated on foil and formed
Pole piece, when pole piece is sent to below air gun, the compressed gas in hollow cross bar enters air gun by trachea, and air gun passes through air blowing
Hole is blown to pole piece, and gas hole is in 120 °~150 ° with Kong Bo areas, and pressure gauge detects the pressure of the compressed gas in hollow cross bar at any time
Power, when pressure is excessive or too small, by the pressure of the compressed gas in the decompression hollow cross bar of valve regulation in air inlet pipe, pass through control
Blowing direction and blow gas pressure processed ensure that air gun will be coated with the thicker slurry of area edge and blow to Kong Bo areas, so that whole applying area
Consistency of thickness, prevent pole piece from rousing side.
The beneficial effects of the utility model：By control blowing direction and blow gas pressure ensure air gun will be coated with area edge compared with
Thick slurry blows to Kong Bo areas, so that whole applying area consistency of thickness, prevents pole piece from rousing side.
Brief description of the drawings
Fig. 1 is the utility model structure diagram；
Fig. 2 is the location drawing of air gun and pole piece；
Fig. 3 is the position sectional view of air gun and pole piece；
Fig. 4 is the position enlarged drawing of air gun and pole piece.
In figure：1st, coater head 2, air gun 3, trachea 4, hollow cross bar 5, pressure gauge 6, deflector roll 7, support frame
8th, air inlet pipe 9, pressure-reducing valve 10, back flow roll 11, pole piece 21, gas hole.
Embodiment
In order to solve the problems, such as that pole piece rouses side, the utility model proposes a kind of apparatus for coating for preventing pole piece drum side.Under
The utility model is expanded on further with reference to diagram in face.
The utility model is to realize that above-mentioned target adopts the technical scheme that：
As shown in figure 1, a kind of apparatus for coating for preventing pole piece drum side, including it is coater head (1), some air guns (2), some
Trachea (3), the hollow cross bar (4) equipped with compressed gas, deflector roll (6), support frame (7) and back flow roll (10), the hollow cross bar (4)
Pressure gauge (5) and air inlet pipe (8) are provided with, the air inlet pipe (8) is provided with pressure-reducing valve (9), and the air gun (2) passes through trachea
(3) connected with hollow cross bar (4), the hollow cross bar (4) is connected with support frame (7), and support frame as described above (7) is fixed on back flow roll
(10) and deflector roll (6) both sides, the back flow roll (10) is placed in the rear end of coater head (1), and the deflector roll (6) is placed in back flow roll (10)
Back upper place.
As shown in Figures 2 and 3, air gun (2) is disposed side by side on pole piece (11) top along pole piece (11) width, each
Air gun (2) is placed in the applying area of pole piece (11) with Kong Bo areas intersection and close to the position of applying area.
As shown in figure 4, each air gun (2) is provided with gas hole (21), the gas hole (21) and Kong Bo areas be in 120 °~
150°。
The quantity of the air gun (2) is 2,4 or 6.
The quantity of the trachea (3) is consistent with the quantity of air gun (2).
Gas hole (21) quantity on each air gun (2) is 2~5.
A diameter of 1~Φ of Φ 4mm of the gas hole (21).
Trachea (3) material is stainless steel or aluminium alloy.
Utility model works mode：When foil passes through between coater head (1) and back flow roll (10), slurry is coated in foil
Upper formation pole piece (11), when pole piece (11) is sent to below air gun (2), the compressed gas in hollow cross bar (4) passes through trachea
(3) enter air gun (2), air gun (2) is blown by gas hole (21) to pole piece (11), gas hole (21) and Kong Bo areas in 120 °~
150 °, pressure gauge (5) detects the pressure of the compressed gas in hollow cross bar (4) at any time, when pressure is excessive or too small, passes through air inlet
The pressure that the pressure-reducing valve (9) on (8) adjusts the compressed gas in hollow cross bar (4) is managed, by controlling blowing direction and blow gas pressure
Ensure that air gun (2) will be coated with the thicker slurry of area edge and blow to Kong Bo areas, so that whole applying area consistency of thickness, prevents pole piece
(11) drum side.
Claims (6)
1. a kind of apparatus for coating for preventing pole piece drum side, it is characterised in that including coater head (1), some air guns (2), some
Trachea (3), the hollow cross bar (4) equipped with compressed gas, deflector roll (6), support frame (7) and back flow roll (10), the air gun (2) along
Pole piece (11) width is disposed side by side on pole piece (11) top, each air gun (2) be placed in the applying area of pole piece (11) with
Kong Bo areas intersection and the position of close applying area, each air gun (2) are provided with gas hole (21), the gas hole (21)
It it is in 120 °~150 ° with Kong Bo areas, the hollow cross bar (4) is provided with pressure gauge (5) and air inlet pipe (8), the air inlet pipe (8)
Pressure-reducing valve (9) is provided with, the air gun (2) is connected by trachea (3) with hollow cross bar (4), the hollow cross bar (4) and branch
Support (7) connects, and support frame as described above (7) is fixed on the both sides of back flow roll (10) and deflector roll (6), and the back flow roll (10) is placed in coating machine
The rear end of head (1), the deflector roll (6) are placed in the back upper place of back flow roll (10).
2. a kind of apparatus for coating for preventing pole piece drum side according to claim 1, it is characterised in that the air gun (2)
Quantity is 2,4 or 6.
3. a kind of apparatus for coating for preventing pole piece drum side according to claims 1 or 2, it is characterised in that described to connect gas
The quantity for managing (3) is consistent with the quantity of air gun (2).
A kind of 4. apparatus for coating for preventing pole piece drum side according to claim 1, it is characterised in that each air gun
(2) gas hole (21) quantity on is 2~5.
A kind of 5. apparatus for coating for preventing pole piece drum side according to claim 1, it is characterised in that the gas hole (21)
A diameter of 1~Φ of Φ 4mm.
A kind of 6. apparatus for coating for preventing pole piece drum side according to claim 1, it is characterised in that the trachea (3)
Material is stainless steel or aluminium alloy.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720860834.9U CN206897752U (en) | 2017-07-03 | 2017-07-03 | A kind of apparatus for coating for preventing pole piece drum side |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720860834.9U CN206897752U (en) | 2017-07-03 | 2017-07-03 | A kind of apparatus for coating for preventing pole piece drum side |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206897752U true CN206897752U (en) | 2018-01-19 |
Family
ID=61313163
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720860834.9U Active CN206897752U (en) | 2017-07-03 | 2017-07-03 | A kind of apparatus for coating for preventing pole piece drum side |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206897752U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108580202A (en) * | 2018-07-03 | 2018-09-28 | 力信（江苏）能源科技有限责任公司 | A kind of lithium ion battery blowing device |
| CN111801168A (en) * | 2018-02-26 | 2020-10-20 | 阿特拉斯柯普科工业技术(德国)有限公司 | Coating nozzle |
| CN114798348A (en) * | 2022-04-13 | 2022-07-29 | 安脉时代智能制造(宁德)有限公司 | Control method for weight of thinning area of coating device |
-
2017
- 2017-07-03 CN CN201720860834.9U patent/CN206897752U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111801168A (en) * | 2018-02-26 | 2020-10-20 | 阿特拉斯柯普科工业技术(德国)有限公司 | Coating nozzle |
| CN111801168B (en) * | 2018-02-26 | 2023-08-29 | 阿特拉斯柯普科工业技术(德国)有限公司 | Coating nozzle, method for coating adhesive material using same, and shaped strip |
| CN108580202A (en) * | 2018-07-03 | 2018-09-28 | 力信（江苏）能源科技有限责任公司 | A kind of lithium ion battery blowing device |
| CN114798348A (en) * | 2022-04-13 | 2022-07-29 | 安脉时代智能制造(宁德)有限公司 | Control method for weight of thinning area of coating device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206897752U (en) | A kind of apparatus for coating for preventing pole piece drum side | |
| CN204208740U (en) | A kind of lithium battery electrode plate coating machine | |
| CN109174589A (en) | A kind of low-cost high-quality lithium ion battery separator coating processes | |
| CN208512925U (en) | A kind of lithium battery processing coating machine convenient for being segmented coating | |
| CN207748623U (en) | A kind of comprehensive high speed diaphragm coating equipment | |
| WO2021022672A1 (en) | Coating device and coating method | |
| JP2008173590A (en) | Coating apparatus and method of manufacturing electrode foil | |
| CN108580202A (en) | A kind of lithium ion battery blowing device | |
| CN202700767U (en) | Drying oven for heating and drying device of battery pole piece double-sided coating machine | |
| CN102074685A (en) | Efficient and multifunctional iron phosphate lithium battery equipment | |
| CN209583196U (en) | A kind of device for preventing from being coated with pole piece crimping | |
| CN107486370A (en) | A kind of lithium battery pole slice automatic coating machine | |
| CN208527143U (en) | A kind of extrusion coating machine die head gasket and die head | |
| JPH11329416A (en) | Manufacture of sheet electrode | |
| CN203300740U (en) | Coating and rolling equipment of lithium ion battery pole piece and coating and rolling direct connection device of lithium ion battery pole piece | |
| CN208082786U (en) | A kind of isolation film bar coater | |
| CN206543696U (en) | A kind of apparatus for coating for being suitable for porous substrate | |
| CN209715486U (en) | A kind of roll-to-roll coating apparatus of substrate | |
| CN207709304U (en) | A kind of coating machine automatic humidifying apparatus producing lithium battery | |
| CN206549923U (en) | A kind of energy-saving luminous material apparatus for coating | |
| CN100418250C (en) | Preparation process and device for finished pole piece of secondary batter | |
| CN208592030U (en) | A kind of coating gasket construction for lithium battery pole piece coating | |
| CN209334036U (en) | Pole piece dry coating device | |
| CN210120190U (en) | Lithium battery pole piece rolling mechanism | |
| CN209918226U (en) | Coating machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |